Summary statistics for e2_swsnf_c1_21 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e2_swsnf_~21 | 469 26516.1 143025.1 -931535 968313 by Jean Roth , jroth@nber.org , 24 Aug 2018